Avrum Bluming, M.D., received his BA from Columbia College, where he majored in music, and his M.D. degree from the Columbia College of Physicians and Surgeons. He spent four years as a Senior Investigator for the National Cancer Institute and has taught at medical and academic institutions, including Harvard, Princeton, Johns Hopkins and Columbia Universities, as well as UCLA and USC. He is currently an Emeritus Clinical Professor of Medicine at USC, and has been an invited speaker at the Royal College of Physicians in London, the Pasteur Institute in Paris, and the International Society of Hematology in Jerusalem. In 1994, he was elected to Mastership in the American College of Physicians, an honor accorded to only 500 of the over 100,000 board-certified internists in the U.S. Since 1994, he has been consistently listed in The Best Doctors in America. For more than three decades, Dr. Bluming has been studying the benefits and risks of hormone replacement therapy administered to women with a history of breast cancer. His book with Dr. Carol Tavris, Estrogen Matters: Why taking hormones in menopause can improve women’s well-being and lengthen their lives—without raising the risk of breast cancer (Little, Brown Spark, 2018), has, along with controversy, been received with praise and support from researchers, physicians, and hundreds of grateful women around the world. The Second edition is due to be released September 3, 2024.